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Fail the test case immediately if cipher_reset_key fails

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Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
This commit is contained in:
Gilles Peskine 2020-12-03 21:06:15 +01:00 committed by Manuel Pégourié-Gonnard
parent a2971ea62c
commit 8a3d234859
1 changed files with 16 additions and 10 deletions
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26
tests/suites/test_suite_cipher.function
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@ -27,7 +27,7 @@
* individual ciphers, and it doesn't work with the PSA wrappers. So don't do * individual ciphers, and it doesn't work with the PSA wrappers. So don't do
* it, and instead start with a fresh context. * it, and instead start with a fresh context.
*/ */
static void cipher_reset_key( mbedtls_cipher_context_t *ctx, int cipher_id, static int cipher_reset_key( mbedtls_cipher_context_t *ctx, int cipher_id,
int use_psa, size_t tag_len, const data_t *key, int direction ) int use_psa, size_t tag_len, const data_t *key, int direction )
{ {
mbedtls_cipher_free( ctx ); mbedtls_cipher_free( ctx );
@ -52,8 +52,10 @@ static void cipher_reset_key( mbedtls_cipher_context_t *ctx, int cipher_id,
TEST_ASSERT( 0 == mbedtls_cipher_setkey( ctx, key->x, 8 * key->len, TEST_ASSERT( 0 == mbedtls_cipher_setkey( ctx, key->x, 8 * key->len,
direction ) ); direction ) );
return( 1 );
exit: exit:
; return( 0 );
} }
/* /*
@ -1195,8 +1197,9 @@ void auth_crypt_tv( int cipher_id, data_t * key, data_t * iv,
/* /*
* Prepare context for decryption * Prepare context for decryption
*/ */
cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key, if( ! cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key,
MBEDTLS_DECRYPT ); MBEDTLS_DECRYPT ) )
goto exit;
/* /*
* prepare buffer for decryption * prepare buffer for decryption
@ -1264,8 +1267,9 @@ void auth_crypt_tv( int cipher_id, data_t * key, data_t * iv,
if( strcmp( result, "FAIL" ) != 0 ) if( strcmp( result, "FAIL" ) != 0 )
{ {
/* prepare context for encryption */ /* prepare context for encryption */
cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key, if( ! cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key,
MBEDTLS_ENCRYPT ); MBEDTLS_ENCRYPT ) )
goto exit;
/* /*
* Compute size of output buffer according to documentation * Compute size of output buffer according to documentation
@ -1327,8 +1331,9 @@ void auth_crypt_tv( int cipher_id, data_t * key, data_t * iv,
/* /*
* Prepare context for decryption * Prepare context for decryption
*/ */
cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key, if( ! cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key,
MBEDTLS_DECRYPT ); MBEDTLS_DECRYPT ) )
goto exit;
/* /*
* Prepare pointers for decryption * Prepare pointers for decryption
@ -1387,8 +1392,9 @@ void auth_crypt_tv( int cipher_id, data_t * key, data_t * iv,
if( strcmp( result, "FAIL" ) != 0 ) if( strcmp( result, "FAIL" ) != 0 )
{ {
/* prepare context for encryption */ /* prepare context for encryption */
cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key, if( ! cipher_reset_key( &ctx, cipher_id, use_psa, tag->len, key,
MBEDTLS_ENCRYPT ); MBEDTLS_ENCRYPT ) )
goto exit;
/* prepare buffers for encryption */ /* prepare buffers for encryption */
#if defined(MBEDTLS_USE_PSA_CRYPTO) #if defined(MBEDTLS_USE_PSA_CRYPTO)